Verjuengung durch experimentelle Neubelebung der alternden Pubertaetsdruese title page

Title page of Steinach's 1920 German monograph on rejuvenation through experimental reactivation of the aging puberty gland. The page image was downloaded from the Internet Archive item page; the corresponding Wikimedia Commons file record was consulted for the public-domain scan metadata. Used as an artifact-role media source for the procedure's own scientific framing.